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137453-22-6

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137453-22-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137453-22-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,5 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 137453-22:
(8*1)+(7*3)+(6*7)+(5*4)+(4*5)+(3*3)+(2*2)+(1*2)=126
126 % 10 = 6
So 137453-22-6 is a valid CAS Registry Number.

137453-22-6Relevant articles and documents

THE NATURAL OCCURRENCE AND PARTIAL SYNTHESIS OF 1α,4(S),6β,14α,16β-19,20-DIDEHYDRO-1,6,14,16-TETRAMETHOXY-4-OXY>METHYL>ACONITANE-7,8-DIOL; CONCERNING ANHWEIDELPHININE

Sun, Fang,Bai, Yili,Benn, Michael

, p. 1137 - 1141 (2007/10/02)

The title compound, alkaloid-Y, which is probably identical with anhweidelphinine, was isolated from Delphinium nuttalianum and its structure was proven by its conversion into methyllycaconitine, and also by its preparation from that alkaloid.

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